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A switch builds a table of MAC addresses as it passes packets from port to port; ARP requests help with this by requiring clients that are connected to the switch reveal what their IP and MAC addresses are.

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Which technology will allow you to forward a copy of all inbound and outbound frames from one switch prot to another switch port?

Port Mirroring


Which device makes traffic forwarding decisions based on mac address?

A switch uses MAC address to forward frames while a router uses IP addresses.


What are cisco switch roles?

To switch frames between ports.


How does an Ethernet switch forward a broadcast frame?

it s connected by the bridge network connection


A switch will receive the first 64 bytes of a frame before forwarding?

There are actually three options here. Different switches work differently. (1) The switch forward the frame as soon as it knows the destination address. This gives the lowest latency, but more errors. (2) The switch waits until it receives at least 64 bytes. This avoids fragments of less than 64 bytes being accidentally forwarded. (3) The switch stores the entire frame and then resends it. This allows the switch to check the CRC, and reject bad frames. Whatever method it uses, in any case the switch may have to store frames (buffering) if the outgoing port is busy.There are actually three options here. Different switches work differently. (1) The switch forward the frame as soon as it knows the destination address. This gives the lowest latency, but more errors. (2) The switch waits until it receives at least 64 bytes. This avoids fragments of less than 64 bytes being accidentally forwarded. (3) The switch stores the entire frame and then resends it. This allows the switch to check the CRC, and reject bad frames. Whatever method it uses, in any case the switch may have to store frames (buffering) if the outgoing port is busy.There are actually three options here. Different switches work differently. (1) The switch forward the frame as soon as it knows the destination address. This gives the lowest latency, but more errors. (2) The switch waits until it receives at least 64 bytes. This avoids fragments of less than 64 bytes being accidentally forwarded. (3) The switch stores the entire frame and then resends it. This allows the switch to check the CRC, and reject bad frames. Whatever method it uses, in any case the switch may have to store frames (buffering) if the outgoing port is busy.There are actually three options here. Different switches work differently. (1) The switch forward the frame as soon as it knows the destination address. This gives the lowest latency, but more errors. (2) The switch waits until it receives at least 64 bytes. This avoids fragments of less than 64 bytes being accidentally forwarded. (3) The switch stores the entire frame and then resends it. This allows the switch to check the CRC, and reject bad frames. Whatever method it uses, in any case the switch may have to store frames (buffering) if the outgoing port is busy.


What is the switches function?

To switch frames between different ports


How does a switch that is configured for 802.1Q trunking handle untagged frames that are received on a trunk port?

The frames are assigned to the native VLAN.


Explain the store and forward method of switching give the advantage and disadvantage of this message switching technique what is packet switching?

In this type of switching, the entire frame is read and stored in memory before being sent to the destination device. The switch checks the integrity of the bits in the frame by recalculating the cyclic redundancy check (CRC) value. If the calculated CRC value is the same as the CRC field value in the frame, the switch forwards the frame out the destination port. The switch does not forward frames if the CRC values do not match. The CRC value is located within the frame check sequence (FCS) field of an Ethernet frame. Although this method keeps damaged frames from being switched to other network segments, it introduces the highest amount of latency. Due to the latency incurred by the store and forward method, it is typically only used in environments where errors are likely to occur, such as environments that have a high probability of EMI.


Does an unmanaged switch have its own MAC address?

yes i think, because the MAC address is the physical address which is assigned by the vendor of the Ethernet card. ** Improved Answer ** No, Unmanaged switches do not have a MAC address. All they do is filter, forward or flood frames.


Which situation you use router and switch?

For many businesses, they may have hundreds of computers that need to connect to the internet. In order to do this, they need each computer connected to a switch. The switch will forward frames within the Local Area Network (LAN) and anything that needs to be sent out to the Internet will be sent to the router. The main purpose of the switch is to connect many computers or nodes to one device which in turn connects to a router.


Which provides a constant bandwidth for the complete duration of message transfer is a?

message switch


Does it matter when snowboarding if you switch the foot forward?

no.